Transcript of "Global warming"

2.
Global warming refers to the increase in average
temperature of the earth . Particularly at the
lower atmosphere . It happens when greenhouse
gases (Carbon dioxide , water vapor , nitrous
oxide & methane ) trap heat and light from the
sun in the earth’s atmosphere . Which increases
the temperature.

3.
The green house gases are the main
culprits of the global warming .
Greenhouse gases trap heat in the earth’s
atmosphere which is called greenhouse
effect . Some greenhouse gases are
present naturally in the atmosphere
, whereas few green house gases is a
consequence of human activity .